William Blair & Company’s Atmos Energy ATO Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $1.16M | Buy |
6,287
+3,679
| +141% | +$650K | ﹤0.01% | 894 |
|
|
2025
Q4 | $437K | Buy |
2,608
+462
| +22% | +$79.9K | ﹤0.01% | 1188 |
|
|
2025
Q3 | $367K | Buy |
2,146
+176
| +9% | +$28.4K | ﹤0.01% | 1232 |
|
|
2025
Q2 | $304K | Buy |
1,970
+152
| +8% | +$23.6K | ﹤0.01% | 1260 |
|
|
2025
Q1 | $281K | Sell |
1,818
-1,317
| -42% | -$192K | ﹤0.01% | 1283 |
|
|
2024
Q4 | $437K | Buy |
3,135
+281
| +10% | +$40K | ﹤0.01% | 1137 |
|
|
2024
Q3 | $396K | Buy |
2,854
+307
| +12% | +$39.4K | ﹤0.01% | 1190 |
|
|
2024
Q2 | $297K | Sell |
2,547
-7
| -0.3% | -$816 | ﹤0.01% | 1274 |
|
|
2024
Q1 | $304K | Buy |
2,554
+40
| +2% | +$4.59K | ﹤0.01% | 1249 |
|
|
2023
Q4 | $291K | Buy |
2,514
+269
| +12% | +$30.1K | ﹤0.01% | 1262 |
|
|
2023
Q3 | $238K | Buy |
2,245
+10
| +0.4% | +$1.17K | ﹤0.01% | 1333 |
|
|
2023
Q2 | $260K | Buy |
2,235
+9
| +0.4% | +$1.04K | ﹤0.01% | 1305 |
|
|
2023
Q1 | $250K | Buy |
2,226
+28
| +1% | +$3.19K | ﹤0.01% | 1310 |
|
|
2022
Q4 | $246K | Sell |
2,198
-33
| -1% | -$3.63K | ﹤0.01% | 1297 |
|
|
2022
Q3 | $227K | Buy |
2,231
+41
| +2% | +$4.7K | ﹤0.01% | 1339 |
|
|
2022
Q2 | $245K | Buy |
2,190
+35
| +2% | +$4.01K | ﹤0.01% | 1341 |
|
|
2022
Q1 | $258K | Hold |
2,155
| – | – | ﹤0.01% | 1422 |
|
|
2021
Q4 | $226K | Sell |
2,155
-167
| -7% | -$15.8K | ﹤0.01% | 1520 |
|
|
2021
Q3 | $205K | Hold |
2,322
| – | – | ﹤0.01% | 1489 |
|
|
2021
Q2 | $223K | Sell |
2,322
-122
| -5% | -$12.2K | ﹤0.01% | 1461 |
|
|
2021
Q1 | $242K | Sell |
2,444
-3,318
| -58% | -$302K | ﹤0.01% | 1407 |
|
|
2020
Q4 | $550K | Sell |
5,762
-100
| -2% | -$9.64K | ﹤0.01% | 1058 |
|
|
2020
Q3 | $560K | Sell |
5,862
-2,665
| -31% | -$266K | ﹤0.01% | 937 |
|
|
2020
Q2 | $849K | Sell |
8,527
-610
| -7% | -$61.5K | ﹤0.01% | 767 |
|
|
2020
Q1 | $907K | Sell |
9,137
-217
| -2% | -$23.9K | 0.01% | 699 |
|
|
2019
Q4 | $1.05M | Buy |
9,354
+1,431
| +18% | +$157K | 0.01% | 770 |
|
|
2019
Q3 | $902K | Hold |
7,923
| – | – | 0.01% | 781 |
|
|
2019
Q2 | $836K | Buy |
7,923
+231
| +3% | +$23.7K | ﹤0.01% | 811 |
|
|
2019
Q1 | $792K | Buy |
7,692
+1,231
| +19% | +$120K | ﹤0.01% | 808 |
|
|
2018
Q4 | $599K | Buy |
6,461
+354
| +6% | +$33.8K | ﹤0.01% | 850 |
|
|
2018
Q3 | $574K | Hold |
6,107
| – | – | ﹤0.01% | 918 |
|
|
2018
Q2 | $550K | Sell |
6,107
-250
| -4% | -$21.6K | ﹤0.01% | 918 |
|
|
2018
Q1 | $536K | Buy |
6,357
+405
| +7% | +$33K | ﹤0.01% | 900 |
|
|
2017
Q4 | $511K | Buy |
5,952
+400
| +7% | +$35.2K | ﹤0.01% | 959 |
|
|
2017
Q3 | $465K | Buy |
5,552
+2,025
| +57% | +$175K | ﹤0.01% | 955 |
|
|
2017
Q2 | $293K | Buy |
3,527
+375
| +12% | +$30.8K | ﹤0.01% | 1196 |
|
|
2017
Q1 | $247K | Buy |
+3,152
| New | +$242K | ﹤0.01% | 1149 |
|
Other funds holding ATO
VCM
VPM
William Blair & Company's ATO Position: Q1 2026 in Review
William Blair & Company increased its Atmos Energy (ATO) stake by 141% in Q1 2026, buying an estimated $650K and bringing the position to 6,287 shares worth $1.16M. The position accounts for ﹤0.01% of the portfolio, ranked #894.
William Blair & Company first reported a position in ATO in Q1 2017 and has held it in 37 quarters since. 1,013 funds tracked by Wall St. Rank hold ATO as of Q1 2026.
- William Blair & Company held 6,287 shares of Atmos Energy worth $1.16M as of Q1 2026.
- William Blair & Company bought 3,679 Atmos Energy shares in Q1 2026, an estimated $650K.
- Atmos Energy made up ﹤0.01% of William Blair & Company's portfolio in Q1 2026, its #894 holding.
- William Blair & Company first reported a position in Atmos Energy in Q1 2017 and has held it in 37 quarters since.
- 1,013 funds tracked by Wall St. Rank held Atmos Energy as of Q1 2026.
Based on William Blair & Company's 13F filing for Q1 2026, filed 8 May 2026.